Re: So. What, exactly, is a planet?

From: Joy McCann <jmmccann_at_sbcglobal.net_at_hypermail.org>
Date: Sun, 31 Jul 2005 03:33:02 -0700

FOP? (Friend of Pluto's)

--J

On Jul 30, 2005, at 9:38 PM, Elena Dent wrote:

> Maybe it depends on whose reputation gets tarnished or burnished by
> calling
> an object a 'planet' or a 'something else'?
>
> If there are a lot of 'whatever they ares' out there about where
> Pluto is,
> around Pluto's size and in variously inclined orbits perhaps there
> ought to
> be a specific term for them that's different from 'planet'.  I rather
> question calling Mars' orbiting bodies moons, they look more like
> large
> asteroids who happen to have been grabbed, not proper moons at all.
> Jupiter's bigger moons qualify as such, being globes, but some of the
> smaller ones are just large chunks of 'stuff'.  Perhaps while we're
> about it
> we should rename those objects too.
>
> Elena
>
> -----Original Message-----
>
> I had thought it was a Large Round Thing. Now I see that my definition
> was a little imprecise:
>
> http://www.space.com/scienceastronomy/050729_new_planet.html
>
> --J/QM
>
>
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[Non-text portions of this message have been removed]
Received on 2005-07-31 03:33:52

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